TEXT View Source
# NCL AMERICA
NCL 539C
+------------------------------------------------------------+
+------------------------------------------------------------+
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE (AT) Interface drives
Floppy drives supported: None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|----------------------------------------------+-------------|
| 40-pin IDE (AT) Interface connector-internal | CN2 |
|----------------------------------------------+-------------|
| 4-pin connector-drive active LED | CN3 |
|----------------------------------------------+-------------|
| 5-pin connector-DC Power | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|--------------------------------------+----------+----------|
| » | BIOS address is DC00h | JP2 | pins 1-2 |
| | | | closed |
|---+----------------------------------+----------+----------|
| | BIOS address is CC00h | JP2 | pins 2-3 |
| | | | closed |
|---+----------------------------------+----------+----------|
| » | IRQ connected directly to host | JP5 | pins 1-2 |
| | | | closed |
|---+----------------------------------+----------+----------|
| | IRQ Buffer mode enabled | JP5 | pins 2-3 |
| | | | closed |
|---+----------------------------------+----------+----------|
| » | Interrupt request is IRQ15 | JP7 | pins 2-3 |
| | | | closed |
|---+----------------------------------+----------+----------|
| | Interrupt request is IRQ14 | JP7 | pins 1-2 |
| | | | closed |
|---+----------------------------------+----------+----------|
| » | I/O Channel Ready disabled | JP8 | open |
|---+----------------------------------+----------+----------|
| | I/O Channel Ready enabled | JP8 | closed |
|---+----------------------------------+----------+----------|
| » | BIOS enabled | JP9 | closed |
|---+----------------------------------+----------+----------|
| | BIOS disabled | JP9 | open |
|---+----------------------------------+----------+----------|
| » | Hard drive port address is | JP10 | closed |
| | 170-177h | | |
|---+----------------------------------+----------+----------|
| | Hard drive port address is | JP10 | open |
| | 1F0-1F7h | | |
|---+----------------------------------+----------+----------|
| » | Normal Operation | JP11 | open |
|---+----------------------------------+----------+----------|
| | Diagnostic Mode | JP11 | closed |
+------------------------------------------------------------+